I need this before 10 pm ASAP

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Determine if the function below is continuous. a. continuous b. not continuous, 1 hole c. not continuous, > 2 holes d. not continuous, 2 holes

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.